Exercise and muscle device



FIG. 1 is a front perspective view of an exercise and muscle device;

FIG. 2 is a front elevation view of the exercise and muscle device;

FIG. 3 is a back elevation view of the exercise and muscle device;

FIG. 4 is a right side elevation view of the exercise and muscle device;

FIG. 5 is a left side elevation view of the exercise and muscle device;

FIG. 6 is a top plan view of the exercise and muscle device; and,

FIG. 7 is a bottom plan view of the exercise and muscle device.

The broken lines depict portions of the strap of the exercise and muscle device and form no part of the claimed design. 

CLAIM The ornamental design for an exercise and muscle device, as shown and described. 